CN105491546A - Method for distinguishing type of base station in LTE self-organizing network, base station and terminal - Google Patents
Method for distinguishing type of base station in LTE self-organizing network, base station and terminal Download PDFInfo
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Abstract
The invention discloses a method for distinguishing the type of a base station in an LTE (Long Term Evolution) self-organizing network. The method is applied to the base station and comprises the following steps of: enabling a TAC cell to carry base station type information in a tracking area code; and broadcasting information of a system information block (SIB) carrying the TAC cell. Through adoption of the method, the base station and a terminal in the LTE self-organizing network can know the type of neighbor base stations, so as to ensure that functions and the mobility of the LTE self-organizing network can be realized. The invention further discloses the corresponding base station, a user terminal, a home base station gateway and a mobility management entity.
Description
Technical field
The present invention relates to wireless communication technique field, in particular in a kind of LTE (LongTermEvolution, Long Term Evolution) self-organizing network, distinguish the method for base station type, base station, terminal, femto gateway and mobile management entity.
Background technology
Modern field of wireless communication on original large base station (macro station), planning networking foundation, to the demand of distributed, little base station (micro-station) networking also in continuous increase.It is requisite supplementary that the networking of little base station distribution formula becomes planning networking day by day.
Distributed little base station brings that Consumer's Experience rises, base station construction fast, convenient etc. advantage, but also problem served by band.The base station type of grand micro-networking manually configuring adjacent cell is unpractical, because first, the geographical position at micro-station itself has uncertainty; Secondly, if micro-station is disposed, the number density of its number density and macro station is not an order of magnitude, and manual configuration may cause maintenance cost sharply to rise.So grand micro-ad hoc networking is necessary.
But macro station and micro-station signaling plane are to MME (MobilityManagementEntity, mobile management entity) interface S1, the Base Station Identification (eNBID) used is the type having strict differentiation base station, but the agreement of eating dishes without rice or wine (36331) then cannot distinguish base station type.The GlobaleNBID form that LTES1/X2 agreement (36413,36423) describes is as shown in table 1 below:
Table 1
If grand micro-base station cannot correctly judge neighbor base station type, self-organizing network will be caused cannot to realize or exist many defects and other mobility problems.Such as base station is by ANR (AutomaticNeighborRelation, Automatic Neighboring Relation) adjacent area of self-configuring, cannot carry out when Target Station type cannot be known switching and X2 from the process set up, and then affect more functions based on mobility and X2.
In the network that macro station and micro-station coexist, the type of neighboring station cannot be known by the signaling of eating dishes without rice or wine between standing and standing, thus cause some LTE original self-organizing network (self-organizingnetworks, SON) function and mobility well to realize.
Summary of the invention
Technical problem to be solved by this invention is to provide the method and base station, terminal, femto gateway and mobile management entity of distinguishing base station type in a kind of LTE self-organizing network, the base station in LTE self-organizing network and terminal can being made to know neighbor base station type from eating dishes without rice or wine, ensureing LTE self-organizing network function and ambulant realization.
In order to solve the problems of the technologies described above, the invention provides a kind of method distinguishing base station type in LTE self-organizing network, be applied to base station, the method comprises:
Base station type information is carried in Tracking Area Code TAC cell;
The system information block SIB message of TAC cell is carried in broadcast.
Further, the method also comprises following feature:
In TAC cell, carry base station type information, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein.
Further, the method also comprises following feature:
Described method also comprises:
Receive the SIB message of carrying TAC cell that neighbor base station sends, according to the type of the base station type information determination neighbor base station carried in described TAC cell; Or, when described base station is the serving BS of user terminal, receive the measurement report carrying TAC cell of user terminal to send up, according to the type of the base station type information determination neighbor base station carried in described TAC cell.
Further, the method also comprises following feature:
At X2 in process of establishing, also comprise:
When described base station is the serving BS of user terminal, determine the S1 mouth Base Station Identification of described target BS according to the base station type of target BS, send S1 signaling to mobile management entity MME, wherein carry the S1 mouth base station identification information of target BS.
Further, the method also comprises following feature:
Described method also comprises:
In the region that focus covers, when described base station is macro base station, described base station obtains the type of neighbor base station by the base station type information carried in the TAC cell of eating dishes without rice or wine, determine the target household base station participating in load sharing, when detecting that load exceedes threshold value, send the switching message being switched to described target household base station to user terminal, in described switching message, carry the S1 mouth base station identification information of described target household base station.
In order to solve the problems of the technologies described above, present invention also offers a kind of method distinguishing base station type in LTE self-organizing network, be applied to user terminal, the method comprises:
Receive the system information block SIB message of peripheral base station broadcast, according to the type of the base station type information determination neighbor base station carried in the Tracking Area Code TAC cell of described SIB message;
Send the measurement report carrying TAC cell to serving BS, in described TAC cell, carry the base station type information of neighbor base station.
Further, the method also comprises following feature:
Carry the base station type information of neighbor base station in described TAC cell, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein.
Further, the method also comprises following feature:
Described method also comprises:
After the type of the base station type information determination neighbor base station carried in the TAC cell according to described SIB message, the resident Home eNodeB of prioritizing selection, or when resident Home eNodeB, adjustment its own transmission power is to reduce the interference to network.
In order to solve the problems of the technologies described above, present invention also offers a kind of method distinguishing base station type in LTE self-organizing network, be applied to femto gateway, the method comprises:
In Tracking Area Code TAC cell, carry base station type information, the base station type of described base station type information instruction self is Home eNodeB; The system information block SIB message of TAC cell is carried in broadcast;
Carry S1 mouth Base Station Identification setting up when S1 is connected with mobile management entity MME, described S1 mouth Base Station Identification indicates the base station type of this femto gateway to be macro base station.
Further, the method also comprises following feature:
In TAC cell, carry base station type information, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein.
Further, the method also comprises following feature:
Described method also comprises:
Set up S1 with Home eNodeB to be connected;
Wherein, the Base Station Identification being linked into the Base Station Identification of the S1 mouth of the Home eNodeB of femto gateway and the S1 mouth of described femto gateway meets following relation:
High 20bit and PLMN (PublicLandMobileNetwork in the Base Station Identification of the S1 mouth of described Home eNodeB, public land mobile network) mark, identify with high 20bit and PLMN in the Base Station Identification of the S1 mouth of described femto gateway, be consistent;
Wherein, the Base Station Identification instruction base station type of the S1 mouth of described Home eNodeB is Home eNodeB, and the Base Station Identification instruction base station type of the S1 mouth of described femto gateway is macro base station.
In order to solve the problems of the technologies described above, present invention also offers a kind of method distinguishing base station type in LTE self-organizing network, be applied to mobile management entity, the method comprises:
Receive the system information block SIB message of carrying TAC cell of base station broadcast, in described TAC cell, carry base station type information;
Setting up in the process that S1 is connected with base station, obtain the S1 mouth Base Station Identification of base station; According to the TAC cell information of target BS and the base station type of S1 mouth base station identification information determination target BS that will set up S1 connection.
Further, the method also comprises following feature:
Carry base station type information in described TAC cell, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein.
Further, the method also comprises following feature:
According to the TAC cell information of target BS and the base station type of S1 mouth base station identification information determination target BS that will set up S1 connection, comprising:
The base station type carried in the TAC cell of target BS is Home eNodeB and S1 mouth Base Station Identification instruction base station type when being macro base station, determines that the base station type of described target BS is femto gateway.
Further, the method also comprises following feature:
Described method also comprises:
According to the S1 mouth Base Station Identification of Home eNodeB cannot base station corresponding to direct index time, search the femto gateway that described Home eNodeB is corresponding, attempting target is that the Message routing of described Home eNodeB is to femto gateway corresponding to described Home eNodeB.
In order to solve the problems of the technologies described above, present invention also offers the base station in a kind of LTE self-organizing network, comprising:
TAC cell processing module, for carrying base station type information in Tracking Area Code TAC cell;
Broadcast module, for broadcasting the system information block SIB message of carrying TAC cell.
Further, this base station also comprises following feature:
TAC cell processing module, for carrying base station type information in TAC cell, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein.
Further, this base station also comprises following feature:
Described base station also comprises:
Message reception module, for receiving the SIB message of carrying TAC cell that neighbor base station sends, according to the type of the base station type information determination neighbor base station carried in described TAC cell; Or, when described base station is the serving BS of user terminal, receive the measurement report carrying TAC cell of user terminal to send up, according to the type of the base station type information determination neighbor base station carried in described TAC cell.
Further, this base station also comprises following feature:
Described base station also comprises:
S1 signaling sending module, for at X2 in process of establishing, when described base station is the serving BS of user terminal, the S1 mouth Base Station Identification of described target BS is determined according to the base station type of target BS, send S1 signaling to mobile management entity MME, wherein carry the S1 mouth base station identification information of target BS.
Further, this base station also comprises following feature:
When described base station is macro base station, described base station also comprises hand-off process module:
Hand-off process module, for the region covered at focus, the type of the neighbor base station got according to message reception module determines the target household base station participating in load sharing, when detecting that load exceedes threshold value, send the switching message being switched to described target household base station to user terminal, in described switching message, carry the S1 mouth base station identification information of described target household base station.
In order to solve the problems of the technologies described above, present invention also offers the user terminal in a kind of LTE self-organizing network, comprising:
Message reception module, for receiving the system information block SIB message of peripheral base station broadcast, according to the type of the base station type information determination neighbor base station carried in the Tracking Area Code TAC cell of described SIB message;
TAC cell processing module, for sending the measurement report carrying TAC cell to serving BS, carries the base station type information of neighbor base station in described TAC cell.
Further, this user terminal also comprises following feature:
TAC cell processing module, for carrying the base station type information of neighbor base station in described TAC cell, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein.
Further, this user terminal also comprises following feature:
Described user terminal also comprises:
Base station selected module, for according to after the type of the base station type information determination neighbor base station carried in the TAC cell of described SIB message, the resident Home eNodeB of prioritizing selection, or, when resident Home eNodeB, adjustment its own transmission power is to reduce the interference to network.
In order to solve the problems of the technologies described above, present invention also offers the femto gateway in a kind of LTE self-organizing network, comprising:
TAC cell processing module, for carrying base station type information in Tracking Area Code TAC cell, the base station type of described base station type information instruction self is Home eNodeB; The system information block SIB message of TAC cell is carried in broadcast;
S1 connection establishment module, for carrying S1 mouth Base Station Identification setting up when S1 is connected with mobile management entity MME, described S1 mouth Base Station Identification indicates the base station type of this femto gateway to be macro base station.
Further, this femto gateway also comprises following feature:
TAC cell processing module, for carrying base station type information in TAC cell, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein.
Further, this femto gateway also comprises following feature:
S1 connection establishment module, is also connected for setting up S1 with Home eNodeB;
Wherein, the Base Station Identification being linked into the Base Station Identification of the S1 mouth of the Home eNodeB of femto gateway and the S1 mouth of described femto gateway meets following relation:
High 20bit and PLMN (PublicLandMobileNetwork in the Base Station Identification of the S1 mouth of described Home eNodeB, public land mobile network) mark, identify with high 20bit and PLMN in the Base Station Identification of the S1 mouth of described femto gateway, be consistent;
Wherein, the Base Station Identification instruction base station type of the S1 mouth of described Home eNodeB is Home eNodeB, and the Base Station Identification instruction base station type of the S1 mouth of described femto gateway is macro base station.
In order to solve the problems of the technologies described above, present invention also offers the mobile management entity in a kind of LTE self-organizing network, comprising:
TAC cell reception module, for receiving the system information block SIB message of carrying TAC cell of base station broadcast, carries base station type information in described TAC cell;
S1 connection establishment module, for setting up in the process that S1 is connected with base station, obtains the S1 mouth Base Station Identification of base station; According to the TAC cell information of target BS and the base station type of S1 mouth base station identification information determination target BS that will set up S1 connection.
Further, this mobile management entity also comprises following feature:
Carry base station type information in described TAC cell, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein.
Further, this mobile management entity also comprises following feature:
S1 connection establishment module, the TAC cell information of target BS and the base station type of S1 mouth base station identification information determination target BS of S1 connection to be set up for basis, comprising:
The base station type carried in the TAC cell of target BS is Home eNodeB and S1 mouth Base Station Identification instruction base station type when being macro base station, determines that the base station type of described target BS is femto gateway.
Further, this mobile management entity also comprises following feature:
Described mobile management entity also comprises:
Routing module, for according to the S1 mouth Base Station Identification of Home eNodeB cannot base station corresponding to direct index time, search the femto gateway that described Home eNodeB is corresponding, attempting target is that the Message routing of described Home eNodeB is to femto gateway corresponding to described Home eNodeB.
Compared with prior art, the invention provides the method and base station, terminal, femto gateway and mobile management entity of distinguishing base station type in a kind of LTE self-organizing network, by carrying base station type identification information in TAC cell, the base station in LTE self-organizing network and terminal are known from eating dishes without rice or wine, and neighbor base station type ensures LTE self-organizing network function and ambulant realization.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of grand micro-networking in prior art.
Fig. 2 is the flow chart of the method (being applied to base station) distinguishing base station type in a kind of LTE self-organizing network of the embodiment of the present invention.
Fig. 3 is the flow chart of the method (being applied to user terminal) distinguishing base station type in a kind of LTE self-organizing network of the embodiment of the present invention.
Fig. 4 is the flow chart of the method (being applied to femto gateway) distinguishing base station type in a kind of LTE self-organizing network of the embodiment of the present invention.
Fig. 5 is the flow chart of the method (being applied to MME) distinguishing base station type in a kind of LTE self-organizing network of the embodiment of the present invention.
Fig. 6 is the grand micro-networking schematic diagram comprising femto gateway of the embodiment of the present invention.
Fig. 7 is the structural representation of base station in a kind of LTE self-organizing network of the embodiment of the present invention.
Fig. 8 is the structural representation of user terminal in a kind of LTE self-organizing network of the embodiment of the present invention.
Fig. 9 is the structural representation of femto gateway in a kind of LTE self-organizing network of the embodiment of the present invention.
Figure 10 is the structural representation of mobile management entity in a kind of LTE self-organizing network of the embodiment of the present invention.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly understand, hereinafter will be described in detail to embodiments of the invention by reference to the accompanying drawings.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combination in any mutually.
As shown in Figure 2, embodiments provide a kind of method distinguishing base station type in LTE self-organizing network, be applied to base station, the method comprises:
S10, carries base station type information in TAC (TrackingAreaCode, Tracking Area Code) cell;
S20, SIB (systeminformationblock, the system information block) message of TAC cell is carried in broadcast.
Wherein, described base station is macro base station or Home eNodeB;
Wherein, in TAC cell, carry base station type information, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein;
Such as, the span [0 ~ 45535] of the TAC of macro base station, the span [45536 ~ 65535] of the TAC of Home eNodeB.Such as, the highest bit of multiplexing TAC is as the flag of base station type, and 1 represents Home eNodeB type, and 0 represents macro base station type.
Wherein, the method also comprises:
S30, receives the SIB message of carrying TAC cell that neighbor base station sends, according to the type of the base station type information determination neighbor base station carried in described TAC cell; Or, when described base station is the serving BS of user terminal, receive the measurement report carrying TAC cell of user terminal to send up, according to the type of the base station type information determination neighbor base station carried in described TAC cell;
Wherein, described measurement report is ECGI (E-UTRANCellGlobalIdentifier, E-UTRAN Cell Global Identifier) measurement report.
Wherein, at X2 in process of establishing, also comprise:
When described base station is the serving BS of user terminal, determine the S1 mouth Base Station Identification of described target BS according to the base station type of target BS, send S1 signaling to mobile management entity MME, wherein carry the S1 mouth base station identification information of target BS.
Wherein, the method also comprises:
In the region that focus covers, when described base station is macro base station, described base station obtains the type of neighbor base station by the base station type information carried in the TAC cell of eating dishes without rice or wine, determine the target household base station participating in load sharing, when detecting that load exceedes threshold value, send the switching message being switched to described target household base station to user terminal, in described switching message, carry the S1 mouth base station identification information of described target household base station;
Wherein, base station obtains the type of neighbor base station by the base station type information carried in the TAC cell of eating dishes without rice or wine, and comprising:
Base station receives the SIB message that neighbor base station sends, and carries the base station type information of described neighbor base station in the TAC cell of described SIB message; Or, as the serving BS of user terminal, receive the measurement report of user terminal to send up, in the TAC cell of described measurement report, carry the base station type information of neighbor base station.
As shown in Figure 3, embodiments provide a kind of method distinguishing base station type in LTE self-organizing network, be applied to user terminal, the method comprises:
S10, receives the system information block SIB message of peripheral base station broadcast, according to the type of the base station type information determination neighbor base station carried in the Tracking Area Code TAC cell of described SIB message;
S20, sends the measurement report carrying TAC cell, carries the base station type information of neighbor base station in described TAC cell to serving BS.
Wherein, in TAC cell, carry the base station type information of neighbor base station, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein;
Wherein, receive the system information block SIB message of carrying TAC cell of peripheral base station broadcast, comprising:
In the process of Automatic Neighboring Relation ANR adjacent area self-discovery, the wireless signal of scanning peripheral base station, obtains the system information block SIB message of carrying TAC cell of peripheral base station broadcast.
Wherein, described measurement report is ECGI (E-UTRANCellGlobalIdentifier, E-UTRAN Cell Global Identifier) measurement report.
Wherein, described method also comprises:
After type according to the base station type information determination neighbor base station carried in the Tracking Area Code TAC cell of described SIB message, the resident Home eNodeB of prioritizing selection, or when resident Home eNodeB, adjustment its own transmission power is to reduce the interference to network.
As shown in Figure 4, embodiments provide a kind of method distinguishing base station type in LTE self-organizing network, be applied to femto gateway, the method comprises:
S10, carries base station type information in Tracking Area Code TAC cell, and the base station type of described base station type information instruction self is Home eNodeB; SIB (systeminformationblock, the system information block) message of TAC cell is carried in broadcast;
S20, carry S1 mouth Base Station Identification setting up when S1 is connected with mobile management entity MME, described S1 mouth Base Station Identification indicates the base station type of this femto gateway to be macro base station;
Wherein, in TAC cell, carry base station type information, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein;
Wherein, described method also comprises:
Femto gateway is set up S1 with the Home eNodeB being linked into described femto gateway and is connected;
Wherein, the Base Station Identification being linked into the Base Station Identification of the S1 mouth of the Home eNodeB of femto gateway and the S1 mouth of described femto gateway meets following relation: high 20bit and the PLMN (PublicLandMobileNetwork in the Base Station Identification of the S1 mouth of described Home eNodeB, public land mobile network) mark, identify with high 20bit and PLMN in the Base Station Identification of the S1 mouth of described femto gateway, be consistent;
Wherein, the Base Station Identification instruction base station type of the S1 mouth of described Home eNodeB is Home eNodeB, and the Base Station Identification instruction base station type of the S1 mouth of described femto gateway is macro base station;
As shown in Figure 5, embodiments provide a kind of method distinguishing base station type in LTE self-organizing network, be applied to mobile management entity, the method comprises:
S10, receives the system information block SIB message of carrying TAC cell of base station broadcast, carries base station type information in described TAC cell;
S20, setting up in the process that S1 is connected with base station, obtains the S1 mouth Base Station Identification of base station; According to the TAC cell information of target BS and the base station type of S1 mouth base station identification information determination target BS that will set up S1 connection.
Wherein, described base station comprise following any one or multiple: Home eNodeB, macro base station and femto gateway;
Wherein, carry base station type information in TAC cell, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein;
Wherein, according to the TAC cell information of target BS and the base station type of S1 mouth base station identification information determination target BS that will set up S1 connection, comprising:
The base station type carried in the TAC cell of target BS is Home eNodeB and S1 mouth Base Station Identification instruction base station type when being macro base station, determines that the base station type of described target BS is femto gateway.
Wherein, described method also comprises:
According to the S1 mouth Base Station Identification of Home eNodeB cannot base station corresponding to direct index time, search the femto gateway that described Home eNodeB is corresponding, attempting target is that the Message routing of described Home eNodeB is to femto gateway corresponding to described Home eNodeB.
As shown in Figure 6, under more complicated network environment, network organizing occurs that Home eNodeB (HeNB) directly connects mobile management entity (MME) simultaneously, HeNB connects MME by femto gateway (HeNBGW), and macro base station (eNB) directly connects MME.
Wherein, HeNBGW uses one to set up one or more S1 to multiple macro base station mark (MacroeNBID) with MME to be connected, the form that HeNB then uses Home eNodeB to identify (HomeeNBID) is set up S1 with HeNBGW and is connected, the Home eNodeB mark demand fulfillment following condition that HeNB uses: macro base station mark (MacroeNBID) that high 20bit and the HeNBGW of Home eNodeB mark (HomeeNBID) uses is consistent, the PLMN of Home eNodeB mark (HomeeNBID) identifies that to identify (MacroeNBID) with the macro base station that HeNBGW uses consistent.
HeNBGW and MME sets up S1 and connects, and uses S1 mouth macro base station mark (MacroeNBID).MME is setting up in S1 is connected with HeNBGW, and the base station type information carried by TAC, judges whether the object that this S1 connects is HeNBGW.Like this, when MME according to S1 mouth Home eNodeB mark (HomeeNBID) cannot base station corresponding to direct index time, in conjunction with the S1 information set up with HeNBGW, the HeNBGW the Message routing to correspondence carrying S1 mouth Home eNodeB mark (HomeeNBID) can be attempted.
As shown in Figure 7, embodiments provide the base station in a kind of LTE self-organizing network, comprising:
TAC cell processing module, for carrying base station type information in Tracking Area Code TAC cell;
Broadcast module, for broadcasting the system information block SIB message of carrying TAC cell.
Wherein, TAC cell processing module, for carrying base station type information in TAC cell, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein.
Wherein, described base station also comprises:
Message reception module, for receiving the SIB message of carrying TAC cell that neighbor base station sends, according to the type of the base station type information determination neighbor base station carried in described TAC cell; Or, when described base station is the serving BS of user terminal, receive the measurement report carrying TAC cell of user terminal to send up, according to the type of the base station type information determination neighbor base station carried in described TAC cell.
Wherein, described base station also comprises:
S1 signaling sending module, for at X2 in process of establishing, when described base station is the serving BS of user terminal, the S1 mouth Base Station Identification of described target BS is determined according to the base station type of target BS, send S1 signaling to mobile management entity MME, wherein carry the S1 mouth base station identification information of target BS.
Wherein, when described base station is macro base station, hand-off process module is also comprised:
Hand-off process module, for the region covered at focus, the type of the neighbor base station got according to message reception module determines the target household base station participating in load sharing, when detecting that load exceedes threshold value, send the switching message being switched to described target household base station to user terminal, in described switching message, carry the S1 mouth base station identification information of described target household base station.
As shown in Figure 8, the embodiment of the present invention additionally provides the user terminal in a kind of LTE self-organizing network, comprising:
Message reception module, for receiving the system information block SIB message of peripheral base station broadcast, according to the type of the base station type information determination neighbor base station carried in the Tracking Area Code TAC cell of described SIB message;
TAC cell processing module, for sending the measurement report carrying TAC cell to serving BS, carries the base station type information of neighbor base station in described TAC cell.
Wherein, TAC cell processing module, for carrying the base station type information of neighbor base station in described TAC cell, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein.
Wherein, described user terminal also comprises:
Base station selected module, for according to after the type of the base station type information determination neighbor base station carried in the TAC cell of described SIB message, the resident Home eNodeB of prioritizing selection, or, when resident Home eNodeB, adjustment its own transmission power is to reduce the interference to network.
As shown in Figure 9, the embodiment of the present invention additionally provides the femto gateway in a kind of LTE self-organizing network, comprising:
TAC cell processing module, for carrying base station type information in Tracking Area Code TAC cell, the base station type of described base station type information instruction self is Home eNodeB; The system information block SIB message of TAC cell is carried in broadcast;
S1 connection establishment module, for carrying S1 mouth Base Station Identification setting up when S1 is connected with mobile management entity MME, described S1 mouth Base Station Identification indicates the base station type of this femto gateway to be macro base station.
Wherein, TAC cell processing module, for carrying base station type information in TAC cell, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein.
Wherein, S1 connection establishment module, is also connected for setting up S1 with Home eNodeB;
Wherein, the Base Station Identification being linked into the Base Station Identification of the S1 mouth of the Home eNodeB of femto gateway and the S1 mouth of described femto gateway meets following relation:
High 20bit and PLMN (PublicLandMobileNetwork in the Base Station Identification of the S1 mouth of described Home eNodeB, public land mobile network) mark, identify with high 20bit and PLMN in the Base Station Identification of the S1 mouth of described femto gateway, be consistent;
Wherein, the Base Station Identification instruction base station type of the S1 mouth of described Home eNodeB is Home eNodeB, and the Base Station Identification instruction base station type of the S1 mouth of described femto gateway is macro base station.
As shown in Figure 10, the embodiment of the present invention additionally provides the mobile management entity in a kind of LTE self-organizing network, comprising:
TAC cell reception module, for receiving the system information block SIB message of carrying TAC cell of base station broadcast, carries base station type information in described TAC cell;
S1 connection establishment module, for setting up in the process that S1 is connected with base station, obtains the S1 mouth Base Station Identification of base station; According to the TAC cell information of target BS and the base station type of S1 mouth base station identification information determination target BS that will set up S1 connection.
Wherein, described base station comprise following any one or multiple: Home eNodeB, macro base station and femto gateway;
Wherein, carry base station type information in described TAC cell, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein.
Wherein, S1 connection establishment module, the TAC cell information of target BS and the base station type of S1 mouth base station identification information determination target BS of S1 connection to be set up for basis, comprising:
The base station type carried in the TAC cell of target BS is Home eNodeB and S1 mouth Base Station Identification instruction base station type when being macro base station, determines that the base station type of described target BS is femto gateway.
Wherein, described mobile management entity also comprises:
Routing module, for according to the S1 mouth Base Station Identification of Home eNodeB cannot base station corresponding to direct index time, search the femto gateway that described Home eNodeB is corresponding, attempting target is that the Message routing of described Home eNodeB is to femto gateway corresponding to described Home eNodeB.
Method and base station, terminal, femto gateway and the mobile management entity of base station type is distinguished in a kind of LTE self-organizing network that above-described embodiment provides, by carrying base station type identification information in TAC cell, the base station in LTE self-organizing network and terminal are known from eating dishes without rice or wine, and neighbor base station type ensures LTE self-organizing network function and ambulant realization.
The all or part of step that one of ordinary skill in the art will appreciate that in said method is carried out instruction related hardware by program and is completed, and described program can be stored in computer-readable recording medium, as read-only memory, disk or CD etc.Alternatively, all or part of step of above-described embodiment also can use one or more integrated circuit to realize, and correspondingly, each module/unit in above-described embodiment can adopt the form of hardware to realize, and the form of software function module also can be adopted to realize.The present invention is not restricted to the combination of the hardware and software of any particular form.
It should be noted that; the present invention also can have other various embodiments; when not deviating from the present invention's spirit and essence thereof; those of ordinary skill in the art can make various corresponding change and distortion according to the present invention, but these change accordingly and are out of shape the protection range that all should belong to the claim appended by the present invention.
Claims (30)
1. distinguish a method for base station type in LTE self-organizing network, be applied to base station, the method comprises:
Base station type information is carried in Tracking Area Code TAC cell;
The system information block SIB message of TAC cell is carried in broadcast.
2. the method for claim 1, is characterized in that:
In TAC cell, carry base station type information, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein.
3. method as claimed in claim 1 or 2, is characterized in that, also comprise:
Receive the SIB message of carrying TAC cell that neighbor base station sends, according to the type of the base station type information determination neighbor base station carried in described TAC cell; Or, when described base station is the serving BS of user terminal, receive the measurement report carrying TAC cell of user terminal to send up, according to the type of the base station type information determination neighbor base station carried in described TAC cell.
4. method as claimed in claim 3, is characterized in that, at X2 in process of establishing, also comprise:
When described base station is the serving BS of user terminal, determine the S1 mouth Base Station Identification of described target BS according to the base station type of target BS, send S1 signaling to mobile management entity MME, wherein carry the S1 mouth base station identification information of target BS.
5. method as claimed in claim 3, is characterized in that, also comprise:
In the region that focus covers, when described base station is macro base station, described base station obtains the type of neighbor base station by the base station type information carried in the TAC cell of eating dishes without rice or wine, determine the target household base station participating in load sharing, when detecting that load exceedes threshold value, send the switching message being switched to described target household base station to user terminal, in described switching message, carry the S1 mouth base station identification information of described target household base station.
6. distinguish a method for base station type in LTE self-organizing network, be applied to user terminal, the method comprises:
Receive the system information block SIB message of peripheral base station broadcast, according to the type of the base station type information determination neighbor base station carried in the Tracking Area Code TAC cell of described SIB message;
Send the measurement report carrying TAC cell to serving BS, in described TAC cell, carry the base station type information of neighbor base station.
7. method as claimed in claim 6, is characterized in that:
Carry the base station type information of neighbor base station in described TAC cell, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein.
8. method as claimed in claims 6 or 7, is characterized in that, also comprise:
After the type of the base station type information determination neighbor base station carried in the TAC cell according to described SIB message, the resident Home eNodeB of prioritizing selection, or when resident Home eNodeB, adjustment its own transmission power is to reduce the interference to network.
9. distinguish a method for base station type in LTE self-organizing network, be applied to femto gateway, the method comprises:
In Tracking Area Code TAC cell, carry base station type information, the base station type of described base station type information instruction self is Home eNodeB; The system information block SIB message of TAC cell is carried in broadcast;
Carry S1 mouth Base Station Identification setting up when S1 is connected with mobile management entity MME, described S1 mouth Base Station Identification indicates the base station type of this femto gateway to be macro base station.
10. method as claimed in claim 9, is characterized in that:
In TAC cell, carry base station type information, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein.
11. methods as described in claim 9 or 10, is characterized in that, also comprise:
Set up S1 with Home eNodeB to be connected;
Wherein, the Base Station Identification being linked into the Base Station Identification of the S1 mouth of the Home eNodeB of femto gateway and the S1 mouth of described femto gateway meets following relation:
High 20bit and PLMN (PublicLandMobileNetwork in the Base Station Identification of the S1 mouth of described Home eNodeB, public land mobile network) mark, identify with high 20bit and PLMN in the Base Station Identification of the S1 mouth of described femto gateway, be consistent;
Wherein, the Base Station Identification instruction base station type of the S1 mouth of described Home eNodeB is Home eNodeB, and the Base Station Identification instruction base station type of the S1 mouth of described femto gateway is macro base station.
Distinguish the method for base station type in 12. 1 kinds of LTE self-organizing networks, be applied to mobile management entity, the method comprises:
Receive the system information block SIB message of carrying TAC cell of base station broadcast, in described TAC cell, carry base station type information;
Setting up in the process that S1 is connected with base station, obtain the S1 mouth Base Station Identification of base station; According to the TAC cell information of target BS and the base station type of S1 mouth base station identification information determination target BS that will set up S1 connection.
13. methods as claimed in claim 12, is characterized in that:
Carry base station type information in described TAC cell, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein.
14. methods as described in claim 12 or 13, is characterized in that:
According to the TAC cell information of target BS and the base station type of S1 mouth base station identification information determination target BS that will set up S1 connection, comprising:
The base station type carried in the TAC cell of target BS is Home eNodeB and S1 mouth Base Station Identification instruction base station type when being macro base station, determines that the base station type of described target BS is femto gateway.
15. methods as claimed in claim 14, is characterized in that, also comprise:
According to the S1 mouth Base Station Identification of Home eNodeB cannot base station corresponding to direct index time, search the femto gateway that described Home eNodeB is corresponding, attempting target is that the Message routing of described Home eNodeB is to femto gateway corresponding to described Home eNodeB.
Base station in 16. 1 kinds of LTE self-organizing networks, comprising:
TAC cell processing module, for carrying base station type information in Tracking Area Code TAC cell;
Broadcast module, for broadcasting the system information block SIB message of carrying TAC cell.
17. base stations as claimed in claim 16, is characterized in that:
TAC cell processing module, for carrying base station type information in TAC cell, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein.
18. base stations as described in claim 16 or 17, is characterized in that, also comprise:
Message reception module, for receiving the SIB message of carrying TAC cell that neighbor base station sends, according to the type of the base station type information determination neighbor base station carried in described TAC cell; Or, when described base station is the serving BS of user terminal, receive the measurement report carrying TAC cell of user terminal to send up, according to the type of the base station type information determination neighbor base station carried in described TAC cell.
19. base stations as claimed in claim 18, is characterized in that, also comprise:
S1 signaling sending module, for at X2 in process of establishing, when described base station is the serving BS of user terminal, the S1 mouth Base Station Identification of described target BS is determined according to the base station type of target BS, send S1 signaling to mobile management entity MME, wherein carry the S1 mouth base station identification information of target BS.
20. base stations as claimed in claim 18, is characterized in that, when described base station is macro base station, also comprise hand-off process module:
Hand-off process module, for the region covered at focus, the type of the neighbor base station got according to message reception module determines the target household base station participating in load sharing, when detecting that load exceedes threshold value, send the switching message being switched to described target household base station to user terminal, in described switching message, carry the S1 mouth base station identification information of described target household base station.
User terminal in 21. 1 kinds of LTE self-organizing networks, comprising:
Message reception module, for receiving the system information block SIB message of peripheral base station broadcast, according to the type of the base station type information determination neighbor base station carried in the Tracking Area Code TAC cell of described SIB message;
TAC cell processing module, for sending the measurement report carrying TAC cell to serving BS, carries the base station type information of neighbor base station in described TAC cell.
22. user terminals as claimed in claim 21, is characterized in that:
TAC cell processing module, for carrying the base station type information of neighbor base station in described TAC cell, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein.
23. user terminals as described in claim 21 or 22, is characterized in that, also comprise:
Base station selected module, for according to after the type of the base station type information determination neighbor base station carried in the TAC cell of described SIB message, the resident Home eNodeB of prioritizing selection, or, when resident Home eNodeB, adjustment its own transmission power is to reduce the interference to network.
Femto gateway in 24. 1 kinds of LTE self-organizing networks, comprising:
TAC cell processing module, for carrying base station type information in Tracking Area Code TAC cell, the base station type of described base station type information instruction self is Home eNodeB; The system information block SIB message of TAC cell is carried in broadcast;
S1 connection establishment module, for carrying S1 mouth Base Station Identification setting up when S1 is connected with mobile management entity MME, described S1 mouth Base Station Identification indicates the base station type of this femto gateway to be macro base station.
25. femto gateways as claimed in claim 24, is characterized in that:
TAC cell processing module, for carrying base station type information in TAC cell, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein.
26. femto gateways as described in claim 24 or 25, is characterized in that:
S1 connection establishment module, is also connected for setting up S1 with Home eNodeB;
Wherein, the Base Station Identification being linked into the Base Station Identification of the S1 mouth of the Home eNodeB of femto gateway and the S1 mouth of described femto gateway meets following relation:
High 20bit and PLMN (PublicLandMobileNetwork in the Base Station Identification of the S1 mouth of described Home eNodeB, public land mobile network) mark, identify with high 20bit and PLMN in the Base Station Identification of the S1 mouth of described femto gateway, be consistent;
Wherein, the Base Station Identification instruction base station type of the S1 mouth of described Home eNodeB is Home eNodeB, and the Base Station Identification instruction base station type of the S1 mouth of described femto gateway is macro base station.
Mobile management entity in 27. 1 kinds of LTE self-organizing networks, comprising:
TAC cell reception module, for receiving the system information block SIB message of carrying TAC cell of base station broadcast, carries base station type information in described TAC cell;
S1 connection establishment module, for setting up in the process that S1 is connected with base station, obtains the S1 mouth Base Station Identification of base station; According to the TAC cell information of target BS and the base station type of S1 mouth base station identification information determination target BS that will set up S1 connection.
28. mobile management entities as claimed in claim 27, is characterized in that:
Carry base station type information in described TAC cell, comprising:
Distinguish base station type by dividing TAC span, different base station types corresponds to different TAC intervals; Or
One or more bit of multiplexing TAC are as the flag of base station type; Or
TAC is expanded, increases base station type identification parameter wherein.
29. mobile management entities as claimed in claim 27, is characterized in that:
S1 connection establishment module, the TAC cell information of target BS and the base station type of S1 mouth base station identification information determination target BS of S1 connection to be set up for basis, comprising:
The base station type carried in the TAC cell of target BS is Home eNodeB and S1 mouth Base Station Identification instruction base station type when being macro base station, determines that the base station type of described target BS is femto gateway.
30. mobile management entities as claimed in claim 27, is characterized in that, also comprise:
Routing module, for according to the S1 mouth Base Station Identification of Home eNodeB cannot base station corresponding to direct index time, search the femto gateway that described Home eNodeB is corresponding, attempting target is that the Message routing of described Home eNodeB is to femto gateway corresponding to described Home eNodeB.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410535885.5A CN105491546A (en) | 2014-10-11 | 2014-10-11 | Method for distinguishing type of base station in LTE self-organizing network, base station and terminal |
| PCT/CN2015/076662 WO2016054901A1 (en) | 2014-10-11 | 2015-04-15 | Method for distinguishing base station type within lte ad hoc network, base station and terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410535885.5A CN105491546A (en) | 2014-10-11 | 2014-10-11 | Method for distinguishing type of base station in LTE self-organizing network, base station and terminal |
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| CN105491546A true CN105491546A (en) | 2016-04-13 |
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| CN201410535885.5A Withdrawn CN105491546A (en) | 2014-10-11 | 2014-10-11 | Method for distinguishing type of base station in LTE self-organizing network, base station and terminal |
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| CN (1) | CN105491546A (en) |
| WO (1) | WO2016054901A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108401514A (en) * | 2017-10-30 | 2018-08-14 | 北京小米移动软件有限公司 | Method for connecting network and device |
| CN111050381A (en) * | 2018-10-12 | 2020-04-21 | 华为技术有限公司 | Data transmission method and device |
| WO2020125585A1 (en) * | 2018-12-17 | 2020-06-25 | 华为技术有限公司 | Communication method and apparatus |
| CN111836357A (en) * | 2019-04-17 | 2020-10-27 | 华为技术有限公司 | Communication method and device |
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| CN101677455A (en) * | 2008-09-19 | 2010-03-24 | 三星电子株式会社 | Method for assisting network to find destination node |
| CN102026308A (en) * | 2009-09-14 | 2011-04-20 | 大唐移动通信设备有限公司 | Method and equipment for determining type of base station |
| CN102176781A (en) * | 2011-01-07 | 2011-09-07 | 电信科学技术研究院 | Information acquisition method and device |
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- 2014-10-11 CN CN201410535885.5A patent/CN105491546A/en not_active Withdrawn
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| CN101677455A (en) * | 2008-09-19 | 2010-03-24 | 三星电子株式会社 | Method for assisting network to find destination node |
| CN102026308A (en) * | 2009-09-14 | 2011-04-20 | 大唐移动通信设备有限公司 | Method and equipment for determining type of base station |
| CN102176781A (en) * | 2011-01-07 | 2011-09-07 | 电信科学技术研究院 | Information acquisition method and device |
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| CN108401514A (en) * | 2017-10-30 | 2018-08-14 | 北京小米移动软件有限公司 | Method for connecting network and device |
| CN111050381A (en) * | 2018-10-12 | 2020-04-21 | 华为技术有限公司 | Data transmission method and device |
| CN111050381B (en) * | 2018-10-12 | 2021-04-09 | 华为技术有限公司 | Data transmission method and device |
| WO2020125585A1 (en) * | 2018-12-17 | 2020-06-25 | 华为技术有限公司 | Communication method and apparatus |
| CN111836357A (en) * | 2019-04-17 | 2020-10-27 | 华为技术有限公司 | Communication method and device |
| CN111836357B (en) * | 2019-04-17 | 2022-08-26 | 华为技术有限公司 | Communication method and device |
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| WO2016054901A1 (en) | 2016-04-14 |
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